Home / 5,367.79-8,054.07-2,081.13

Finding the Fourth Proportional to 5,367.79, 8,054.07 and 2,081.13

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Solution

The fourth proportional to 5,367.79, 8,054.07 and 2,081.13 is: 3,122.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.79 : 8,054.07 = 2,081.13 : x
  2. Step 2: Convert to fraction form
    5,367.79/8,054.07 = 2,081.13/x
  3. Step 3: Cross multiply
    5,367.79x = 8,054.07 × 2,081.13
  4. Step 4: Simplify right side
    5,367.79x = 16,761,614.21
  5. Step 5: Solve for x
    x = 16,761,614.21/5,367.79
  6. Step 6: Final answer
    x = 3,122.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.